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Up to date 0.7 instructions (used these instructions) - http://bernaerts.dyndns.org/appliance/231-dns323-ffp7-install-funplug7
Instructions dated so don't use - http://nas-tweaks.net/371/hdd-installation-of-the-fun_plug-0-7-on-nas-devices/
Installing Transmission (still to validate) - http://mnshankar.wordpress.com/2010/07/17/setting-up-my-dns-323-nas/